A tool for easily making HTTP requests (GET/PUT/POST/DELETE), viewing the responses, and keeping a history of transactions.
Set custom User-Agent string. Also available for Firefox on Android.
SQL Injection vulnerabilites can cause a lot of damage to a web application. A malicious user can possibly view records, delete records, drop tables or gain access to your server. SQL Inject-Me is Firefox Extension used to test for SQL Injection vuln...
Inserts X-Forwarded-For field into the HTTP header
Cross-Site Scripting (XSS) is a common flaw found in todays web applications. XSS flaws can cause serious damage to a web application. Detecting XSS vulnerabilities early in the development process will help protect a web application from unnecessary...
Hinder tracking in internet and allows you to disable unsafe ciphers in https TLS/SSL. Evaluates the strength of the TLS (https) encryption with full log for find weak pages (in version > 0.7.2.1).
Open in a sidebar or in a tab and write headers directly. Simplicity, JS substitution, built-in functions, encryption, and regexp support.
You can easy modify header on each HTTP call on the Mozilla Firefox.
Inlays a simple and quick access profile manager into the new panel-based main menu. Designed for the Australis update to Firefox.
The easiest way to find the break points in your responsive designs.
CSSsir is easy and handy tool which allows you to generate cross-browser code for main CSS- rules in a few clicks.
This CSS3 generator will be useful not only for web-masters and designers but also for common users.
This allows you to refresh the browser from your IDE, or to automate tests.
Reading Firefox internal pages below content.
+ Error Console
+ Restore Session
+ Troubleshooting Information
+ View Cookies
+ View Downloads
+ Manage About:Config…
+ Manage Add-ons…
+ Manage Library…
+ Manage Search Engines…